MCP2221A Datasheet - Microchip

MCP2221A UART Protocol Converter

The MCP2221A is a USB-to-UART serial converter that enables USB connectivity in applications that have UART and/or I2C interfaces. The device reduces external components by integrating the USB termination resistors and the oscillator needed for USB operation. The MCP2221A has four GP pins for misce.

MCP2221A Features

* Universal Serial Bus (USB)

* Supports Full-Speed USB (12 Mb/s)

* Implements USB Protocol Composite Device: - Communication Device Class (CDC) for USB-to-UART conversion - Human Interface Device (HID) for I2C device control and configuration

* 448-Byte Buffer to Handle Data T

MCP2221A-Microchip.pdf